Software architecture: principles and patterns “TONS of interesting stuff! Wonderful! Many thanks!” “making me see object oriented analysis and design in a new light.” This supplement to Avancier Methods explores software modularity, trade-offs and reuse. If you are interested in a one day tutorial on the topics below - private or public - email here.
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Design concerns & qualities Concerns, qualities & requirement types From logical model to physical database Design for NFRs - basics Flexibility v. performance Technical Debt Basic design patterns * Very basic design patterns SOLID coding principles Layered software architecture Basic OO design patterns Four communication styles Microservices (micro applications) Microservices Business Capabilities / Contexts Decentralized data management Design for failure & "You build, you run it" Smart endpoints and dumb pipes Governance - decentralized or centralized Do micro apps improve maintainability? Integrity challenges Single v. multiple data store solutions Integrity challenges Continuous v. eventual consistency CAP triangle v. CAP theorem ACID v. BASE Integrity v. throughput Service-Oriented Architecture SOA and the Bezos mandate SOA versus REST SOA and EDA basics What does SOA mean to you? SOA business case & governance More design patterns Design by Contract and CQS Logical domain models Domain-Driven Design v. Transaction Script CQRS and Event sourcing Business v. database transactions Software design as a process General lessons Agile architecture (several papers) Further discussions Challenging assumptions More is not better A discussion of REST principles Five flavours of WOA Cloud computing VM-unfriendly apps Order processing in 2500 BC What is an application?